Fuel Tank Pressure Sensor: Service and Repair
TOOLS REQUIREDJ34730-1A Fuel Pressure Gauge
REMOVAL PROCEDURE
CAUTION:
^ In order to Reduce the Risk of Personal injury: Always allow for proper ventilation when working with fuel in enclosed areas.
^ Always wear safety goggles when working with fuel in order to protect the eyes from fuel splash.
1. Relieve the fuel system fuel pressure. Refer to the Fuel Pressure Relief Procedure.
2. Drain the fuel tank to at least 3/4 of a tank full. Refer to Fuel Tank Draining Procedure.
3. Raise the vehicle. Refer to Lifting and Jacking the Vehicle.
4. Remove the fuel tank.
5. Disconnect the electrical connectors at the modular fuel sender.
6. Disconnect the electrical connector at the fuel tank pressure sensor.
7. Remove the clip from the fuel tank pressure sensor.
8. Remove the fuel tank pressure sensor (1) from the modular fuel sender.
9. Clean the fuel sender assembly O-ring sealing surfaces.
INSTALLATION PROCEDURE
1. Install the fuel tank pressure sensor into the modular fuel sender.
2. Reinstall the clip to the fuel tank pressure sensor.
3. Connect the electrical connector at the fuel tank pressure sensor.
4. Connect the modular fuel sender electrical connector at the fuel tank.
5. Reinstall the fuel tank, with the aid of an assistant.
6. Add fuel to the fuel tank.
7. Install the fuel tank filler pipe cap (1).
CAUTION: Refer to Battery Disconnect Caution in Service Precautions.
8. Install the negative battery cable.
9. Inspect for leaks.
9.1. Turn the ignition switch On for 2 seconds.
9.2. Turn the ignition switch Oft for 10 seconds.
9.3. Turn the ignition switch On.
9.4. Check for fuel leaks.
10. Reinstall the intake manifold sight shield.